Sources
Every figure in the forecast traces back to the exact public record behind it. Here is how to check any number yourself — no account, just a browser.
Click the figure
On any forecast page, every number is a link. Click the one you want to check.
See its exact line
You land on the exact line behind it, highlighted in its data file — or, for a calculated total, the step-by-step math that produced it.
Open the public source
Confirm the input yourself at the government or polling site it came from, listed below.
The public records behind every figure. Each note says exactly what to open and check.
Congressional district boundaries
The official congressional district map. Open the TIGERweb viewer to see a district's exact lines.
Open tigerweb.geo.census.gov
Census ACS demographics
District demographics from the Census ACS. Look the same district up on data.census.gov.
Open data.census.gov
FEC campaign finance disclosure
Federal candidate and campaign-finance filings. Look up any House candidate's money totals.
Open fec.gov
Direct House/state polling
The polls behind the forecast. Open VoteHub to read the underlying surveys.
Open votehub.com